Pehea e helu ai i ka helu o nā huila ʻeleu i loko o kahi pūnāwai?

He hana koʻikoʻi ka helu ʻana i nā coils ikaika i ka hoʻolālā puna. Hoʻopili pololei ia i ka hana ʻana o kahi puna.

No ka helu ʻana i ka helu o nā wili hana i loko o kahi pūnāwai, e unuhi i ka helu o na wili hana ole mai ka huina o na wili. The number of inactive coils depends entirely on the spring's end configurations, e like me ka wehe, pani ʻia, a i ʻole i pani ʻia a i ʻole ka hopena o ka honua. Only active coils contribute to the spring's deflection and directly determine its spring rate, no laila he mea nui ka helu pololei no ka wānana ʻana i ka hana.

I've learned that getting this calculation wrong can lead to a spring that's too stiff or too soft for its application. He ʻāpana koʻikoʻi ia o ka hōʻoia ʻana i ka hana pono o kahi puna.

No ke aha he mea nui ka ʻike ʻana i ka helu o nā Coils Active?

ʻO ka ʻike ʻana i ka helu pololei o nā coils ikaika ʻaʻole ia he hana theoretical wale nō. It's crucial for real-world spring performance.

Knowing the number of active coils is important because it directly determines a spring's stiffness (puna puna), ʻo ia ka mea e kuhikuhi ai i ka nui o ka ikaika o ka pūnāwai e hana ai ma lalo o ka deflection kikoʻī. He mea nui kēia helu no ka hoʻolālā punawai pololei, hōʻoia i ka pūnāwai e hāʻawi i ka ikaika kūpono, pale e like me ka manao, a hoʻokō i nā koi hana i kekahi hui mechanical. ʻO ka helu ʻana i ka coil hoʻoikaika hewa ke alakaʻi i ka hana hiki ʻole, hana hewa ʻole o ka ʻōnaehana, a i ʻole ka hāʻule ʻana o ka puna.

I've seen designs where the spring didn't deliver the expected force because the active coils were miscalculated. It's a small detail with big consequences, pili i nā mea a pau mai ka hui ʻana a hiki i ka hana huahana holoʻokoʻa.

He aha ka Active Coils?

ʻO nā wili ikaika nā ʻāpana o ka pūnāwai e hana maoli i ka hana. ʻO lākou nā ʻāpana maʻalahi.

Ke ano	wehewehe	Hana ma ka hana puna	Hoʻokaʻawale me Inactive Coils
Hoʻoleʻe i nā ʻōwili	Coils that are free to move and contribute to the spring's elasticity.	E mālama a hoʻokuʻu i ka ikehu mechanical.	Hoʻopaʻa ʻia nā wili hana ʻole a ʻaʻole pale.
Nā mea hoʻoikaika koʻikoʻi	ʻO nā ʻāpana o ka uea kahi e puunaue nui ʻia ai ke koʻikoʻi piko.	Hoʻololi i ke ola luhi a me ka hiki ke hoʻouka.	Loaʻa i nā coils inactive ka liʻiliʻi a i ʻole ke koʻikoʻi deflection.
Mea Hoʻoholo Waiwai	Directly impact the spring's stiffness; ʻoi aku ka ikaika o nā wiliwili ʻoi aku ka palupalu.	Koʻikoʻi no nā hiʻohiʻona ikaika-deflection.	ʻAʻohe pili o nā coils inactive i ka helu puna.
Hana ʻeleʻele	E hōʻike i ka deformation elastic, e hoʻi ana i ke ʻano kumu ma hope o ka wehe ʻana i ka ukana.	Enable the spring's core function.	Hana ʻia nā wili hana ʻole ma ke ʻano he kākoʻo paʻa.
hōʻailona N_a	Lunamakaainana e N_a i nā ʻano hana ʻenekinia.	Notation maʻamau no ka helu ʻana.	N_t (huina wili) e pili ana i ka hana a me ka hana ole.

Active coils are the portions of a spring's wire that are actually free to deflect, a neʻe paha, ke kau ʻia kahi haawe. E noʻonoʻo iā lākou he "hana" ʻāpana o ka pūnāwai. ʻO kēia nā ʻōwili e hoʻoomi ai i kahi pūnāwai kaomi, hoʻonui i kahi puna hoʻonui, a wili paha i loko o ka punawai torsion. ʻO lākou ke kuleana no ka mālama ʻana a me ka hoʻokuʻu ʻana i ka ikehu mechanical e hāʻawi i ka pūnāwai i kāna hana. Ke kapae ka punawai, ʻO ke koʻikoʻi mai kēlā deflection e puʻunaue nui ʻia ma kēia mau coils hana. This means the number of active coils has a direct impact on the spring's fatigue life and its maximum load capacity. 'Oi aku ka 'oi aku o ka ikaika, 'o ia ho'i, ua hohola 'ia ke kaumaha ma luna o ka lō'ihi o ka uea, hiki ke alakaʻi i ke ola lōʻihi inā like nā mea ʻē aʻe. ʻO ka mea nui loa, the number of active coils is a direct determinant of the spring's stiffness, a i ʻole ka helu puna. ʻOi aku ka nui o nā coils ikaika e hopena i kahi puna palupalu (punawai haʻahaʻa), ʻoiai ʻoi aku ka liʻiliʻi o nā wili ikaika e ʻoi aku ka paʻakikī o ka pūnāwai (kiʻekiʻe puna rate). Ma ka helu ʻenekinia, ʻO ka helu o nā wili ikaika e hōʻike pinepine ʻia e N_a. ʻO ka hoʻomaopopo ʻana i ke ʻano o nā coils ikaika ka hana mua i ka helu pololei ʻana iā lākou a, ma ka hoʻonui, hoʻolālā pololei i kahi pūnāwai e hana pono e like me ka mea e pono ai.

He aha ia Huina Huina?

ʻO nā huila holoʻokoʻa ka helu piha o nā wili a pau i loko o kahi puna. It's the physical count from one end to the other.

Ke ano	wehewehe	Hana ma ka hana puna	Hoʻokaʻawale me Active Coils
Helu Coil Piha	Loaʻa i kēlā me kēia huli ʻana o ka uea, mai kekahi kihi a i kekahi, me nā wili hana ʻole.	E wehewehe i ka lōʻihi kino a me ke kiʻekiʻe paʻa o ka pūnāwai.	ʻO nā wili hoʻoikaika he ʻāpana o nā wili holoʻokoʻa.
Mea Hana Hana	Hoʻohana pinepine ʻia no ka hana ʻana i nā kikoʻī a me ka hoʻonohonoho mīkini.	E hōʻoia i nā ana kino like ʻole.	ʻAʻole pili pono i ka hana hana.
Hoʻopili i ke kiʻekiʻe paʻa	Hoʻopili pololei i ka pōkole o ka pūnāwai ke hoʻopili piha ʻia.	He mea koʻikoʻi no ka hoʻopaʻa ʻana i ka lumi.	Hoʻopili nā wili ikaika i ka deflection, hoʻopili ʻia nā wili holoʻokoʻa i ka lōʻihi paʻa.
hōʻailona N_t	Lunamakaainana e N a i ʻole N_t i nā ʻano hana ʻenekinia.	Notation maʻamau no ke geometry holoʻokoʻa.	N_a ua loaa mai N_t.
Ana Kino	Hiki ke helu ʻia ma ka punawai kino.	E maʻalahi e hōʻoia no ka mana maikaʻi.	Hoʻohālikelike ʻia nā coils ikaika mai nā ʻano hopena.

Huina huila, hōʻike pinepine ʻia e like me N a i ʻole N_t, e nānā wale i ka helu holoʻokoʻa o nā wili a pau i loko o kahi pūnāwai, mai kekahi kihi a i kekahi. E noʻonoʻo i kahi puna hoʻoemi. Inā ʻike maka ʻoe i ka uea mai kona hoʻomaka ʻana ma kekahi ʻaoʻao a i kona hope loa ma kekahi, helu ʻana i kēlā me kēia hoʻololi 360-degere piha o ka uea, Hāʻawi kēlā helu iā ʻoe i ka huina o nā wili. Loaʻa kēia i nā ʻōwili e hoʻohuli a me nā ʻōwili ma nā wēlau i hoʻopaʻa mau ʻia, pani ʻia, a i ʻole e hoʻoneʻe ʻia. The total coil count is essential because it directly relates to the spring's overall physical dimensions, e like me kona lōʻihi kūʻokoʻa (kona lōʻihi ke kau ʻole ʻia ka ukana) a, koʻikoʻi, kona kiekie paa. ʻO ke kiʻekiʻe paʻa ka lōʻihi o ka pūnāwai i ka wā e paʻa pono ai, me na wili a pau e pili ana. ʻO ka nui aʻe o nā huila ʻoi aku ka lōʻihi o ke kino a me ke kiʻekiʻe paʻa. ʻO kēia ana ka mea nui i ka hana kikoʻī. Kōkua ia i nā mea hana puna e hoʻonohonoho pololei i kā lākou mīkini coiling a hāʻawi i kahi metric maopopo no ka nānā ʻana i ka maikaʻi i ka wā o ka hana ʻana. ʻOiai ʻo ka nui o nā coils e wehewehe i ka envelop kino a me ka hoʻohana waiwai o kahi puna, they don't directly determine its functional stiffness—that's the role of active coils. Akā naʻe,, ʻO nā huila holoʻokoʻa ka wahi hoʻomaka kahi i loaʻa ai nā wili hana.

He aha ke kuleana e pāʻani ai nā ʻano hopena puna?

The way a spring's ends are finished makes a big difference in how many coils are active. He kikoʻī hoʻolālā koʻikoʻi kēia.

ʻAno Hoʻopau	wehewehe	Ka helu o na wili hana ole (Kokoke)	Ke Kumu (N_a)
Wehe Wehe	Hoʻokiʻoki wale ʻia nā wili hope a ʻaʻole i pani ʻia a lepo paha.	0 nā wili	N_a = N_t (Ua hana ikaika nā kāʻei āpau)
Wehe & Hoopau Honua	Hoʻokiʻoki ʻia nā ʻōwili hope a hoʻopaʻa ʻia no ka paʻa.	1 wiliwili (0.5 i kēlā me kēia hopena)	N_a = N_t - 1
Pau Paʻa	Hoʻopaʻa ʻia nā wili hope e hoʻopā i ka wili pili, aole nae i lepo.	2 nā wili (1 i kēlā me kēia hopena)	N_a = N_t - 2
Paʻa & Hoopau Honua	Hoʻopaʻa ʻia nā wili hope a laila lepo palahalaha.	2 nā wili (1 i kēlā me kēia hopena)	N_a = N_t - 2
Hoʻonohonoho Hoʻopau Kūikawā	Pāhāhā, piliki, nā makau hoʻonui (no na punawai hooloihi), etc.	ʻokoʻa ma muli o ke geometry a me ke kaohi.	Ua helu ʻia i kēlā me kēia hihia; pinepine N_t no na wili kino.

ʻO ke ʻano o ka hoʻonohonoho hoʻopau ʻana ma kahi pūnāwai he mea koʻikoʻi i ka hoʻoholo ʻana i ka nui o nā coils e hana nei. ʻO kēia ke kumu o ka wili hope, ma muli o ke ʻano o ka hana ʻia ʻana, lilo pinepine a "make" a hiki ole ke hoohuli. Eia ka hopena o nā ʻano hopena like ʻole i ka helu:

1. Wehe Wehe: I nā pūnāwai me nā welau hāmama, ʻoki wale ʻia nā ʻōwili hope a ʻaʻole hoʻololi a pani ʻia. Ma kēia hoʻonohonoho, pau loa manaʻo nui ʻia nā wili. No laila, no na welau hamama, ka helu o na wili hana (N_a) ua like ia me ka huina o na wili (N_t). N_a = N_t.

2. Wehe a me ka Honua: Eia, ʻoki ʻia nā welau puna, aka, ua hoolele ia lakou i wahi palahalaha, ili noho huinahalike. ʻOiai ʻaʻole paʻa loa, ʻo ke kaʻina wili e hana pinepine ai ma kahi o ka hapalua o ka wili i kēlā me kēia hopena. No laila, unuhi pono makou i hookahi wili mai ka huina. N_a = N_t - 1.

3. Pau Paʻa (ʻAʻole Honua): No nā pani pani, ka pitch o ka wili hope (a ʻoi aku paha i kekahi manawa) ma kēlā me kēia kihi e hoʻemi ʻia i moe palahalaha e kū pono ana i ka pōʻai pili. ʻAʻole hiki i kēia mau wili paʻa ke pale a no laila ʻaʻole hana. No ka mea, elua welau, ma kahi o hoʻokahi wili piha ma kēlā me kēia hopena e lilo i mea ʻole. Pela, N_a = N_t - 2.

4. Paʻa a me ka Honua: He ʻano hopena maʻamau kēia no nā pūnāwai kaomi. Ua pani mua ia na welau (e like me nā pani pani) a laila lepo palahalaha. ʻO ka hana o ka pani ʻana i nā coils e hana ʻole ai lākou, a ʻo ka wili ʻana iā lākou e hāʻawi wale i kahi noho huinaha. E like me nā hopena pani, ma kahi o hoʻokahi wili piha ma kēlā me kēia hopena ʻaʻole hana. No laila, N_a = N_t - 2.

No ka mea punawai hooloihi, ʻO nā wili kino ke hana maʻamau. ʻO nā makau ma nā wēlau, oiai he hapa o ka puna, ʻAʻole i manaʻo ʻia nā wili ikaika e like me nā wili kino. He mea koʻikoʻi kā lākou hoʻolālā no ka hoʻopili ʻana akā ʻaʻole ia e kōkua i ka deflection e like me nā coils nui.

He mea nui ka hoʻomaopopo ʻana i kēia mau ʻano hopena. Ke hōʻoia mau nei au i ke ʻano kikoʻī o ka hopena ma ke kaha kiʻi ma mua o ka helu ʻana i nā coils ikaika e hōʻoia i ka pololei.

Pehea e helu ai i nā Coils Active: Kaʻanuʻu-ka-ʻanuʻu?

He kaʻina maʻalahi ka helu ʻana i nā coils ikaika ke ʻike ʻoe i ka huina o nā wili a me ke ʻano hopena.

No ka helu ʻana i nā wili hana, e hoʻoholo mua i ka huina o nā ʻōwili (N_t) ma ka helu ʻana i kēlā me kēia huli ʻana o ka uea i ka pūnāwai. A laila, identify the spring's end configuration. Ma muli o ke ʻano hope (hāmama, pani ʻia, a i ʻole i pani ʻia a lepo), e unuhi i ka helu pili o na wili hana ole (0, 1, a i ʻole 2) mai ka huina pau. ʻO ka helu i loaʻa ʻo nā coils hana (N_a), he mea koʻikoʻi no ka helu ʻana i ka helu puna.

ʻIke wau e hahai kaʻu hui i kēia mau ʻanuʻu i kēlā me kēia manawa. Hoʻemi ia i nā hewa a hōʻoia i ka paʻa a pololei o kā mākou hoʻolālā puna mai ka hoʻomaka.

ʻanuʻu 1: E hoʻoholo i nā huila huina (N_t)

ʻO ka hana mua e helu mau i nā wili a pau. It's the starting point for everything else.

Kaʻina hana	wehewehe	Best Use Case	Noonoo
Helu Makani	E helu kino i kēlā me kēia huli piha o ka uea mai kekahi ʻaoʻao a i kekahi.	No nā pūnāwai kino e kū nei.	E hōʻoia i ka mālamalama maikaʻi; maʻalahi ka helu ʻana i nā wili ʻāpana.
Mai kiʻi ʻenekinia	E nānā i ke kiʻi puna, i hea N_t pono e hoakakaia.	No nā hoʻolālā hou a i ʻole ka hana ʻana.	ʻO ke ala hilinaʻi loa.
Hoʻonohonoho Mīkini Coiling	No ka hana ʻana, wehewehe ka polokalamu mīkini i ka helu o nā huli.	I ka wā hoʻonohonoho hana.	E hōʻoia i ka hoʻopuka ʻana o ka mīkini i ka manaʻo hoʻolālā.
E noʻonoʻo i nā ʻāpana ʻāpana	E helu mau i nā hoʻololi 360-degere piha.	He mea koʻikoʻi no nā pūnāwai me nā hopena e hoʻomaka/kū i ka waena waena.	E hoʻopuni i ka huli piha a i ʻole ka hapalua kokoke loa inā pono no nā ʻano hopena kikoʻī.
Wehewehe	Mai ke kikowaena o kekahi uea welau a i ke kikowaena o kekahi uea welau.	Wehewehe maʻamau no ke ana pololei.	ʻO ke ala kūpono ke kī.

E hoʻoholo ana i ka huina o nā wili (N_t) ʻo ia ka pae kumu. ʻO kēia ka helu ʻana i kēlā me kēia huli piha o ka uea puna, mai kona kumu mua ma kekahi welau a hiki i kona welau ma kekahi. Inā he puna kino kou ma ka lima, hiki iā ʻoe ke helu i kēia mau huli. E hoʻomaka ma kekahi hopena a hahai i ke kaula, e kaha ana i kēlā me kēia hoʻololi piha 360-degere. It's important to be precise and count partial coils if they exist, e hoʻopuni pinepine ana i ka hapahā a i ʻole ka hapalua pōʻai no ka paʻa, ʻoi aku i ka wā e pili ana i nā ʻano hopena kikoʻī e pili ana i kahi huli hapa. Akā naʻe,, ke ala hilinaʻi loa, no ka hoʻolālā a me ka hana ʻana, ʻo ia ke kuhikuhi ʻana i ke kiʻi ʻenekinia. ʻO ke kiʻi punawai i hōʻike maikaʻi ʻia e hōʻike mau i ka huina o nā wili (N_t). He hoʻokomo pololei kēia helu no ka mīkini wiliwili a hōʻoia i ka pūnāwai kino e kūlike me ka manaʻo hoʻolālā. ʻo kahi laʻana, 'Ōlelo paha kekahi kiʻi "Total Coils (N_t): 10.5." ʻO kēia N_t hōʻike ka waiwai i ka nui kino holoʻokoʻa o ka puna. Ke loaʻa iā ʻoe kēia helu helu coil, hiki iā ʻoe ke neʻe i ka hoʻoholo ʻana i ka nui o lākou i hana ʻole ma muli o ka hoʻonohonoho hoʻopau.

ʻanuʻu 2: E ʻike i ke ʻano hopena puna

ʻO ka hana aʻe, ʻo ia ka ʻike pehea i hoʻolālā ʻia ai nā wēlau o kāu puna. He kī kēia i ka ʻike ʻana i nā coils inactive.

ʻAno Hoʻopau	Hiʻona Kiʻi	Ke kumu o ke ʻano hopena	Nā noi maʻamau
Wehe Wehe	ʻOki wale ʻia ka uwea ma ka hope o kahi wili.	Kūʻai-pono; emi pololei ka noho.	Nā palapala noi haʻahaʻa, internal use where stability isn't critical.
Wehe & Hoopau Honua	Ua ʻoki ʻia nā kihi, alaila palahalaha ma ka wili ana.	Hoʻonui paʻa; hoʻemi ʻia ka ʻāwili ʻana.	Hoʻohana ʻoihana maʻamau, kahi e pono ai kahi noho maikaʻi.
Pau Paʻa	Hoʻemi ʻia ka pitch coil hope, no laila pili i ka wili pili.	Hāʻawi i kahi noho kūhāhā; pale i ka wiliwili.	Pono nā noi i ka huinahā akā ʻaʻole ka pololei kiʻekiʻe.
Paʻa & Hoopau Honua	Hoʻopili ʻia ka ʻōwili hope a hoʻopaʻa ʻia.	Paʻa maikaʻi loa; noho pololei loa.	Nā palapala noi kiʻekiʻe, alignment koʻikoʻi.
Hooki Punawai Hooloihi	ʻO nā hiʻohiʻona makau a puka lou no ka hoʻopili ʻana.	No nā noi huki a hoʻopaʻapaʻa paha.	Trampolines, ʻO nā puka nā i nā mokupuni, Nā Pūnaewele Pūnaewele.
Nā Pūnaʻi Torsion	Nā lima pololei a kūlou paha no ka hoʻohana ʻana i ka torque.	No nā noi ikaika rotational.	Hinges, nā levers, ʻāpana uila.

The second step is to precisely identify the spring's end type. He mea koʻikoʻi kēia no ka mea ʻokoʻa nā hoʻonohonoho hope e hoʻolilo i kahi helu ʻokoʻa o nā coils i hana ʻole. You'll usually find this information clearly specified on the engineering drawing.

• No nā pūnāwai kaomi, nā ʻano hopena maʻamau:

  • Wehe Wehe: ʻOki wale ʻia nā welau ʻōwili. They usually don't provide a very stable base.
  • Wehe a me ka Honua: ʻO nā wēlau hāmama a laila lepo palahalaha, ʻo ia ka mea e hoʻomaikaʻi ai i ke kūpaʻa a e hōʻoia i ka hāʻawi ʻana i ka ukana.
  • Pau Paʻa (ʻAʻole Honua): The end coil's pitch is reduced, e moe palahalaha ana i ka wili e hiki mai ana. This provides a squarer end but isn't perfectly flat.
  • Paʻa a me ka Honua: ʻO kēia ka hui ʻana o nā wēlau paʻa a laila lepo palahalaha, hāʻawi i ka paʻa maikaʻi loa a me ka palahalaha.

• No nā puna hoʻonui, ʻO nā wēlau e hōʻike pinepine ʻia i nā hoʻonohonoho makau a i ʻole ka loop (E.g., nā makau mīkini, nā makau hoʻonui, nā makau wili). ʻOiai ʻo kēia mau makau kekahi ʻāpana o ka lōʻihi o ka puna, ʻAʻole lākou i manaʻo ʻia he mau coils hana. Aia nā wili hana i loko o ke kino nui o ka pūnāwai.

• No nā pūnāwai torsion, ʻO nā wēlau maʻamau he mau lima pololei a i ʻole nā ​​​​lima e kūlou mai ke kino wili. ʻO nā wili kino iā lākou iho e ʻeleu, akā, ʻo nā lima no ka hoʻopili ʻana a me ka hoʻoili ʻana i ka torque.

He mea koʻikoʻi ka ʻike pololei ʻana i ke ʻano o ka hopena no ka mea e haʻi pololei iā ʻoe i ka nui o nā coils e unuhi mai kāu helu coil.. Ke hōʻoia nei au e kāhea ʻia ke ʻano hopena i kēlā me kēia kaha kiʻi puna i mea e pale aku ai i ka pohihihi.

ʻanuʻu 3: E hoʻohana i ke kānāwai Coil Inactive ma muli o ke ʻano hopena

Me ka huina pau a me ke ano hope i ikeia, ʻO ka hana aʻe, ʻo ia ka hoʻohana ʻana i ke kānāwai kūpono no nā coils hana ʻole. ʻO kēia kahi e hana ai ka helu.

ʻAno Hoʻopau	ʻO nā Coils Inactive e unuhi	Kumu no N_a	Hoʻoloholo (N_t = 10)
Wehe Wehe	0	N_a = N_t	N_a = 10
Wehe & Hoopau Honua	1	N_a = N_t - 1	N_a = 10 - 1 = 9
Pau Paʻa	2	N_a = N_t - 2	N_a = 10 - 2 = 8
Paʻa & Hoopau Honua	2	N_a = N_t - 2	N_a = 10 - 2 = 8
Exithins (Nā ʻōʻili kino)	0 (hoʻokuʻu ʻia nā makau)	N_a = N_t (i hea N_t pili i na wili kino wale no)	Ina wili kino = 10, N_a = 10
Tision Cring (Nā ʻōʻili kino)	0 (kaawale na lima)	N_a = N_t (i hea N_t pili i na wili kino wale no)	Ina wili kino = 10, N_a = 10

Ke ʻike ʻoe i ka huina o nā coils (N_t) and the spring's end type, ʻO ka hana aʻe e pili ana i ka lula kikoʻī no ka helu ʻana i nā coils hana ʻole. Hoʻoholo kēia lula i ka nui o nā coils i "make" and do not contribute to the spring's deflection.

Here's the breakdown for common compression spring end types:

• No nā Puna me nā ʻaoʻao hāmama: ʻAʻohe coils i manaʻo ʻia ʻaʻole hana. Ua noa nā wili a pau e pale.

  • Kumukumu: N_a = N_t

• No nā pūnāwai me ka hāmama a me nā welau honua: Ma kahi o hoʻokahi wili piha i manaʻo ʻia ʻaʻole hana. ʻO kēia ka helu no ka hapalua coil i hana ʻole ʻia ma kēlā me kēia hopena ma muli o ka wili ʻana a me ka noho ʻana.

  • Kumukumu: N_a = N_t - 1

• No na Punawai me na Hope Paa (ʻAʻole Honua) a i ʻole Paʻa a me nā ʻĀina: Manaʻo ʻia ʻelua ʻōwili piha ʻaʻole hana. ʻO ia hoʻi, ua pani ʻia hoʻokahi wili piha ma kēlā me kēia hopena a pale i ka deflection.

  • Kumukumu: N_a = N_t - 2

No ka mea punawai hooloihi, i ka helu ana i na wili hana, helu wale ʻoe i nā ʻōwili ma ke kino puna nui, kaawale na makau ponoi. No laila, if N_t ua wehewehe ʻia ʻo ia ka huina o nā wili ma ke kino, alaila N_a = N_t.

No ka mea punawai torsion, like like, ʻO nā wili hana maʻamau nā wili i loko o ke kino nui o ka puna, me nā lima i hoʻolālā ʻia no ka hoʻololi ʻana i ka torque ma mua o ka deflection e hāʻawi ana i ka helu puna ma ke ʻano like. No laila, if N_t pili i ka huina pau ma ke kino, alaila N_a = N_t.

Ma ka hoʻohana ʻana i ka unuhi pololei ma muli o ke ʻano hopena, hiki ʻoe i ka helu pololei o nā coils hana. Ua helu ʻia kēia N_a ʻo ia ka waiwai āu e hoʻohana ai i nā helu puna a me nā helu koʻikoʻi. I always double-check this step to prevent downstream errors in the spring's performance.

Hopena

He mea nui ka helu ʻana i nā wili ikaika no ka hoʻolālā punawai pololei. Loaʻa ia i ka ʻimi ʻana i ka huina o nā coils (N_t) and then subtracting inactive coils based on the spring's end type. ʻO ke ʻano o ka wehe ʻana N_a = N_t, hamama a me ka lepo wela mean N_a = N_t - 1, a pani (me ka wili ʻole a i ʻole) hoʻopau manaʻo N_a = N_t - 2. Pono kēia N_a He mea koʻikoʻi ka waiwai no ka hoʻoholo ʻana i ka helu puna a me ka hōʻoia ʻana i ka hana o ka puna e like me ka mea i manaʻo ʻia ma kāna noi.

No ka mea hoʻokumu
Ua hoʻokumu ʻia ʻo LinSpring e Mr. David Lin, he ʻenekinia me ka hoihoi lōʻihi i ka mechanics puna, hana metala, a me ka hana luhi.
Ua hoʻomaka kāna huakaʻi me ka ʻike maʻalahi: nui nā pūnāwai e nānā pololei i nā kiʻi i hāʻule i ka wā hoʻohana maoli - e nalowale ana ka elasticity, deforming ma lalo o ke kaumaha mau, a i ʻole ka haki ʻana ma muli o ka maikaʻi ʻole o ka hoʻokele waiwai a i ʻole ka mālama wela kūpono ʻole.
Ke alakaʻi ʻia e kēlā pilikia, ua hoʻomaka ʻo ia e aʻo i nā kikoʻī ma hope o ka hana puna: nā māka uea, nā palena koʻikoʻi, geometry wili, kaʻina hana wela, a me ka ho'āʻo ola luhi.
E hoʻomaka ana me nā pūʻulu liʻiliʻi o nā pūnāwai kōmike maʻamau a me nā pūnāwai torsion, ua hoʻāʻo ʻo ia i ke ʻano o ke koho ʻana i nā mea, anawaena uwea, pahu wiliwili, a ʻo ka hoʻopau ʻana i ka ʻili e pili i ka paʻa ʻana o ka ukana a me ka lōʻihi.
ʻO ka mea i hoʻomaka ma ke ʻano he hale hana loea liʻiliʻi i ulu mālie i LinSpring, he mea hana puna wai kūikawā e lawelawe ana i nā mea kūʻai honua me nā punawai maʻamau i hoʻohana ʻia i nā ʻāpana kaʻa, mīkini ʻenehana, mea uila, nā mea hana, a me na lako lapaau.
I kēia lā, alakaʻi ʻo ia i kahi ʻenehana loea a me ka hui hana e hoʻololi i ka uea maka i nā ʻāpana puna pololei i hoʻolālā ʻia no ke koi ʻana i nā noi mechanical.
Ma LinSpring, Manaʻo mākou e hoʻomaka nā pūnāwai hilinaʻi me ka hoʻomaopopo ʻana i nā kūlana hana maoli - nā pōʻai hoʻouka, pilikia kaiapuni, a me ka lōʻihi lōʻihi.
Hana ʻia kēlā me kēia puna me ka pololei, hoʻāʻo ʻia no ka hana, a hāʻawi ʻia me ka pahuhopu e kākoʻo i ka hana huahana hilinaʻi.